Includes four commentaries on the Brahma Sutras/Vedanta Sutras. They include the 1. Brahhma Sutra Bhashya: Which is the explaination of the Sutras in brief giving the supporting evidences from various shrutis.
2. Anubhashya: A small work giving the gist of Brahma sutras in few words
3. Anuvyakhyaana: A work which logically defends the principles of Brahma Sutras
4. Nyaya Vivarna: An appendix to Anuvyakhyana which gives additional explainations including the statements of the theme